drm: update PCIGART support from CVS

In order to work on FreeBSD the gart needed to use a local mapping
This patch moves the mainline to the new code and aligns some comment
changes

From: Eric Anholt <anholt@freebsd.org>
Signed-off-by: Dave Airlie <airlied@linux.ie>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h
index a3ad85e05bd3..43c49ad3069b 100644
--- a/drivers/char/drm/drmP.h
+++ b/drivers/char/drm/drmP.h
@@ -522,8 +522,9 @@ typedef struct drm_vbl_sig {
 typedef struct ati_pcigart_info {
         int gart_table_location;
         int is_pcie;
-        unsigned long addr;
+        void *addr;
         dma_addr_t bus_addr;
+        drm_local_map_t mapping;
 } drm_ati_pcigart_info;
 
 /**